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Arnold is testing a new train locomotive on circular rail track with a radius of 0.9 kilometers. How many times around the track does Arnold need to run the train to cover a distance of at least 50 kilometers?
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19 votes
19 votes
Arnold is testing a new train locomotive on circular rail track with a radius of 0.9 kilometers. How many times around the track does Arnold need to run the train to cover a distance of at least 50 kilometers?

User Online User
by
2.7k points

2 Answers

26 votes
26 votes

Answer:

But what did i telly you

Explanation:

User Kamal Reddy
by
3.3k points
16 votes
16 votes

Answer:

At least 9 times

Explanation:

switch radius to circumference

0.9 —> 5.65487

Divide 50 by circumference

50/5.65487

Answer:

8.84193624257 times

So at least 9 times

User Yuval Herziger
by
2.5k points
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